diff --git a/htdocs/product/card.php b/htdocs/product/card.php
index 87e86e8e0bc..d58e5f8f742 100644
--- a/htdocs/product/card.php
+++ b/htdocs/product/card.php
@@ -2099,7 +2099,7 @@ else
 
 				print '<tr><td>'.$langs->trans('DefaultUnitToShow').'</td><td>';
 				if ($unit !== '') {
-					print $langs->trans($unit);
+					print $unit;
 				}
 				print '</td></tr>';
 			}
diff --git a/htdocs/product/class/product.class.php b/htdocs/product/class/product.class.php
index 8f2e0973ab3..44fb0865682 100644
--- a/htdocs/product/class/product.class.php
+++ b/htdocs/product/class/product.class.php
@@ -5387,11 +5387,11 @@ class Product extends CommonObject
             $label_type = 'short_label';
         }
 
-        $sql = 'select '.$label_type.' from '.MAIN_DB_PREFIX.'c_units where rowid='.$this->fk_unit;
+        $sql = 'select '.$label_type.', code from '.MAIN_DB_PREFIX.'c_units where rowid='.$this->fk_unit;
         $resql = $this->db->query($sql);
         if ($resql && $this->db->num_rows($resql) > 0) {
             $res = $this->db->fetch_array($resql);
-            $label = $res[$label_type];
+            $label = $label_type == 'short' ? $res[$label_type] : $langs->trans('unit' . $res['code']);
             $this->db->free($resql);
             return $label;
         }